bulgaria-sofia: data-communications equipment./ delivery of equipment for communication and information systems for the needs of dans./ public order for the supply of equipment for communication and information systems for the needs of dans under separate positions, as follows: - specific position no. 1 "router according to specification"; - specific item no. 2 "switches and adaptive security device"; - specific item no. 3 "passive communication equipment". - separate item no. 4 "mobile telephone apparatus"; - separate position no. 5 "communication devices for retrofitting existing equipment"; - specific item no. 6 "optical switch type 31"; - separate position no. 7 "network switch type 32"; - separate position no. 8 "network switch type 33-1"; - separate position no. 9 "network switch type 33-2"; - separate item no. 10 "vhf antennas according to specification"; - specific item no. 11 "-5ghz radio relay "; - separate position no. 12 "relay type 22"; - specific item no. 13 "switches and routers".